CN105726076B - Limbs draft gear in art - Google Patents

Limbs draft gear in art Download PDF

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Publication number
CN105726076B
CN105726076B CN201610225578.6A CN201610225578A CN105726076B CN 105726076 B CN105726076 B CN 105726076B CN 201610225578 A CN201610225578 A CN 201610225578A CN 105726076 B CN105726076 B CN 105726076B
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China
Prior art keywords
fixed
support plate
shaft
prism body
regular hexagonal
Prior art date
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Active
Application number
CN201610225578.6A
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Chinese (zh)
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CN105726076A (en
Inventor
邹光翼
童培建
兰俊
梁伟
周崇斌
王济纬
郑海焕
蒋李青
刘森军
朱晓瑜
胡月聪
朱旗欢
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Anhui Meisen Medical Technology Co.,Ltd.
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Lishui City Peoples Hospital
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Priority to CN201610225578.6A priority Critical patent/CN105726076B/en
Publication of CN105726076A publication Critical patent/CN105726076A/en
Application granted granted Critical
Publication of CN105726076B publication Critical patent/CN105726076B/en
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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G13/00—Operating tables; Auxiliary appliances therefor
    • A61G13/10—Parts, details or accessories
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G2203/00—General characteristics of devices
    • A61G2203/30—General characteristics of devices characterised by sensor means
    • A61G2203/38—General characteristics of devices characterised by sensor means for torque
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G2210/00—Devices for specific treatment or diagnosis
    • A61G2210/10—Devices for specific treatment or diagnosis for orthopedics

Abstract

Limbs draft gear in a kind of art, including support plate one and I-beam wheel, I-beam wheel includes cylindrical tube and the backplate for being fixed on cylindrical tube both sides, the side of support plate one is equipped with inflation and covers, the end of inflation set is fixed with connector, the side of connector is equipped with drawstring, and the pulley for guiding drawstring is equipped in support plate one, and the side of pulley is equipped with tensioning mechanism.Structure of the invention is ingenious in design, can be tensed or is unclamped to being fixed on the upper drawstring of inflation set using tensioning mechanism, be worthy of popularization.

Description

Limbs draft gear in art
Technical field
The present invention relates to a kind of medical instrument, limbs are drawn in especially a kind of art for being drawn to limbs in art Device.
Background technology
Traction technique is the principle using active force and reaction force, fights tensioning or the retraction of soft tissue, makes dislocation area Domain sets back.
The existing mode resetted to pelvis dislocation region is all that doctor opens human pelvis in operation, and pelvis is made to expose Out, then doctor's artificial traction limbs drive the hipbone in pelvis to move down, in the sacrum for manually hipbone indentation being reset to rumpbone Bone joint, but artificial traction limbs pulling force is uneven, otherwise cause pulling force excessive, so that hipbone is moved down excessively, otherwise pulling force mistake It is small, cause hipbone to move down not enough, it is difficult to ensure that the distance that moves down of hipbone is just aligned at sacro-iliac joints, the tune taken a long time It is whole, operating time is increased, the pain of patient is increased.
Invention content
The shortcomings that the invention solves the above-mentioned prior arts, convenience can be made, easily draw limbs by providing one kind, so as to Limbs draft gear in enough convenient arts for carrying out reattachment surgery to pelvis dislocation region, meet doctor can accurately to limbs into Row drawing, the demand that quickly pelvis dislocation region is resetted.
The present invention solves the technical solution of its technical problem use：Limbs draft gear in this art, including support plate one And I-beam wheel, I-beam wheel include cylindrical tube and the backplate for being fixed on cylindrical tube both sides, the side of support plate one is equipped with inflation and covers, The end of inflation set is fixed with connector, and the side of connector is equipped with drawstring, the pulley for guiding drawstring is equipped in support plate one, The side of pulley is equipped with tensioning mechanism；Tensioning mechanism includes support plate two that is vertical and being horizontally fixed in support plate one, support It is fixed with bearing block on plate two, shaft is installed on bearing block, I-beam wheel is mounted in shaft and links with shaft；Roller end It is fixed with the worm gear concentric with shaft, worm gear gear is engaged with worm screw, and the both sides of worm screw are all fixed with coaxially to be set with worm screw The cylindrical shaft set is fixed with the bearing block two of a pair of opposing in support plate two, and two cylindrical shafts are mounted on two bearings seat two, The end face outside of cylindrical shaft is provided with interior hexagonal groove；One end of drawstring is fixed on joint, and the other end of drawstring is fixed on cylinder The outer surface of pipe.Here inflation set is circular inflation set general on the market, and inflation has put on inflating port, has been inserted in patient It when at thigh, first deflates to inflation set, makes inflation set inner ring there are enough spaces to be nested at patient upper leg, then filled to inflation set Gas makes inflation set expansion, to be stretched at patient upper leg, to which when drawing inflation set, inflation set can be fixed on The junction of thigh and shank, when inflating another benefit of set, when pulling limbs, due to being that flexibility is fixed on limbs, The case where prolonged traction will not cause extremity vascular compression to block and cause limb swelling；Here the effect of pulley is to be used for The guiding function of drawstring；Here the effect of worm and gear is the effect for drawing drawstring, since worm and gear has reversely certainly The effect of lock, so only worm drive worm gear, is unable to worm gear and drives worm screw, so when worm screw stops driving worm gear, drawstring It cannot be reversed and retract, ensure that convenience of the doctor to operation；Here the effect of I-beam wheel is to be used for folding and unfolding drawstring.
It is further perfect, it is all provided with keyway on the inner surface of cylindrical tube and the outer surface of shaft, flat key is installed in keyway. This set, since I-beam wheel can be moved along the axis direction of shaft, so I-beam wheel is when reeling rope, Ke Yiyi It is dynamic, it ensure that the rope closing of cylindrical tube exterior surface area in I-beam wheel is more uniform, will not be squeezed in a region when reeling rope,.
It is further perfect, it is fixed with buckle on the surface of support plate one, allen wrench is installed at buckle.It is this to set It sets, allen wrench of conveniently taking goes to turn cylindrical shaft rotation, to drive worm screw to rotate, and drives worm gear rotary work.
The side of support plate two is equipped with electric traction mechanism, and electric traction mechanism includes support plate three, is fixed on support plate Torque sensor on three tops, torque sensor one end shaft side is equipped with force transmission element, in torque sensor other end shaft It is fixed with retarder, the lateral engagement of retarder has servo motor；Force transmission element include regular hexagonal prism body one and with regular hexagonal prism body Center line and section are less than the regular hexagonal prism body two of regular hexagonal prism body one together, and the side of regular hexagonal prism body one is equipped with regular hexagonal prism Body three, the outer end face of regular hexagonal prism body three are provided with section and the matched interior hexagonal groove channel of two size of regular hexagonal prism body, and positive six Prism two is plugged at interior hexagonal groove channel, and the circle being coaxially disposed with its shaft is fixed in the shaft of torque sensor one end Column block is provided with the matched interior hexagonal groove of cross-sectional sizes and regular hexagonal prism body one one on the outer end face of cylindrical piece；Regular hexagonal prism body In interior hexagonal groove one, regular hexagonal prism body three coordinates at interior hexagonal groove for one cooperation；LED is fixed in support plate three to show Screen and direction switch, LED display, direction switch, servo motor, torque sensor connection；It opens the side of support plate two There are card slot, the front end of support plate three to be fixed with the fixture block coordinated with card slot, fixture block is stuck at card slot and tight with hexagon socket head cap screw Gu.Here torque sensor is that existing product, the torque sensor carry two shafts on the market, selects Germany's NCTE torque sensings Device；Here the effect of force transmission element is, the torsional forces power transmission generated using servo motor to tensioning mechanism, and force transmission element be can be with Stretch out or shorten, work principle of stretching is, it is single need force transmission element be installed to interior hexagonal groove and interior hexagonal groove one it Between when, need to regular hexagonal prism body two be inserted into and be deep at interior hexagonal groove channel, so as to shorten regular hexagonal prism body one and just Spacing between three liang of outer end faces of hexagonal prism, to ensure that the length of force transmission element is less than interior hexagonal groove and interior hexagonal groove one Between spacing, after force transmission element is at the spacing between interior hexagonal groove and interior hexagonal groove one, then regular hexagonal prism body three It is inserted into cooperation and carries out tensile elongation at interior hexagonal groove one, then to regular hexagonal prism body one, and regular hexagonal prism body one is inserted into At interior hexagonal groove, in order to make regular hexagonal prism body one deviate from from interior hexagonal groove due to preventing shake, limit clip is utilized It is stuck on regular hexagonal prism body two, prevents loosening for driving member；Here the effect of torque sensor, LED display, direction switch It is that using servo motor when being drawn to drawstring, torque sensor can pass through obtained tractive force is pulled Light-emitting diode display shows numerical value, and by the operating of the convenient control servomotor of direction switch, to facilitate control drawstring Whether patient limb is drawn, and the numerical value of traction can be with real-time display on LED display, convenient for observation and record.
The invention has the advantages that：Structure of the invention is ingenious in design, reasonable, covers the thigh that is first locked using in inflation, then To inflation set inflation, drawstring is then fixed on joint, using tensioning mechanism (or using electric traction mechanism draw fastener Structure) pulling drawstring, and then draw the mode of limbs, uniform force when limbs can be made to be drawn, so as to accurately control bone Basin hipbone moves down, and then doctor is facilitated accurately to be resetted to hipbone, so that hip replacement is become light, but also precision Higher is more advantageous to fully recovering after pelvis-repositioning, is worthy of popularization.
Description of the drawings
Fig. 1 is the use state diagram of the present invention；
Fig. 2 is the A direction schematic diagrams of Fig. 1；
Fig. 3 is the B area partial enlarged view of Fig. 2；
Fig. 4 is the C direction schematic diagrams of Fig. 2；
Fig. 5 is the regions the D partial enlarged view of Fig. 1.
Reference sign：Support plate 1, inflation set 2, connector 2-1, drawstring 3, pulley 4, tensioning mechanism 5, support plate two 5-1, card slot 5-1a, bearing block one 5-2, shaft 5-3, I-beam wheel 5-4, cylindrical tube 5-4a, backplate 5-4b, worm gear 7, worm screw 8, circle Axis of a cylinder 9, bearing block 2 10, interior hexagonal groove 11, flat key 12, groove 13, buckle 14, allen wrench 15, electric traction mechanism 16, support plate three 16-1, fixture block 16-1a, torque sensor 16-2, force transmission element 16-3, one 16-3a of regular hexagonal prism body, positive six rib Two 16-3b of cylinder, regular hexagonal prism body three 16-3c, interior hexagonal groove channel 16a-3c, retarder 16-4, servo motor 16-5, circle Column block 16-6, interior hexagonal groove one 16-6a, LED display 16-7, direction switch 16-8, hexagon socket head cap screw 16-9 limit clip 17, bed body 18, V-type cushion block 19, stopper 20, patient 21, thigh 21-1, shank 21-2.
Specific implementation mode
The invention will be further described below in conjunction with the accompanying drawings：
With reference to attached drawing：Limbs draft gear in this art, including support plate 1 and I-beam wheel 5-4, I-beam wheel 5-4 include The cylindrical tube 5-4a and backplate 5-4b for being fixed on the both sides cylindrical tube 5-4a, it is characterized in that：The side of support plate 1 is equipped with inflation The end of set 2, inflation set 2 is fixed with connector 2-1, and the side of connector 2-1 is equipped with drawstring 3, is equipped in support plate 1 for drawing The pulley 4 of drawstring 3 is led, the side of pulley 4 is equipped with tensioning mechanism 5；Tensioning mechanism 5 includes vertical and is horizontally fixed on support plate one It is fixed with bearing block 5-2 on two 5-1 of support plate, two 5-1 of support plate on 1, shaft 5-3, I-beam wheel are installed on bearing block 5-2 5-4 is mounted on shaft 5-3 and links with shaft 5-3；The ends shaft 5-3 are fixed with the worm gear 7 concentric with shaft 5-3, worm gear 7 Gear is engaged with worm screw 8, and the both sides of worm screw 8 are all fixed with the cylindrical shaft 9 being coaxially disposed with worm screw 8, on two 5-1 of support plate It is fixed with the bearing block 2 10 of a pair of opposing, two cylindrical shafts 9 are mounted on two bearings seat 2 10, the outboard end of cylindrical shaft 9 Face is provided with interior hexagonal groove 11；One end of drawstring 3 is fixed at connector 2-1, and the other end of drawstring 3 is fixed on cylindrical tube 5-4a's Outer surface.
It is all provided with keyway 13 on the inner surface of cylindrical tube 5-4a and the outer surface of shaft 5-3, flat key is installed in keyway 13 12。
It is fixed with buckle 14 on the surface of support plate 1, allen wrench 15 is installed at buckle 14.
The side of two 5-1 of support plate is equipped with electric traction mechanism 16, and electric traction mechanism 16 includes three 16-1 of support plate, consolidates The torque sensor 16-2 being scheduled on three tops 16-1 of support plate, the one end torque sensor 16-2 shaft side are equipped with force transmission element 16-3, retarder 16-4 is fixed in torque sensor 16-2 other end shafts, and the lateral engagement of retarder 16-4 has servo electric Machine 16-5；Force transmission element 16-3 includes one 16-3a of regular hexagonal prism body and is less than with center line and section with one 16-3a of regular hexagonal prism body The side of two 16-3b of regular hexagonal prism body of one 16-3a of regular hexagonal prism body, one 16-3a of regular hexagonal prism body are equipped with regular hexagonal prism body three The outer end face of 16-3c, three 16-3c of regular hexagonal prism body are provided with section and the matched interior hexagonal of two 16-3b sizes of regular hexagonal prism body is recessed Slot channel 16a-3c, two 16-3b of regular hexagonal prism body are plugged at interior hexagonal groove channel 16a-3c, the one end torque sensor 16-2 The cylindrical piece 16-6 being coaxially disposed with its shaft is fixed in shaft, be provided on the outer end face of cylindrical piece 16-6 cross-sectional sizes with just Matched one 16-6a of interior hexagonal groove of one 16-3a of hexagonal prism；The one 16-3a cooperations of regular hexagonal prism body are in one 16- of interior hexagonal groove On 6a, the three 16-3c cooperations of regular hexagonal prism body are at interior hexagonal groove 11；It is fixed with LED display 16-7 on three 16-1 of support plate With direction switch 16-8, LED display 16-7, direction switch 16-8, servo motor 16-5, torque sensor 16-2 circuits connect It connects；The side of two 5-1 of support plate is provided with card slot 5-1a, and the front end of three 16-1 of support plate is fixed with the card with card slot 5-1a cooperations Block 16-1a, fixture block 16-1a are stuck at card slot 5-1a and are fastened with hexagon socket head cap screw 16-9.
In use, first support plate 1 is fixed in bed body 18, stopper 20 is fixed in bed body 18, V-type cushion block 19 be placed in bed body 18 and with stop that fast 20 position is correspondings (19 top surface of V-type cushion block here in inverted V-shaped, for placing patient 21 thigh 21-1 and shank 21-2), deflated inflation set 2 is inserted at the thigh 21-1 of patient 21, the big of patient 21 Leg 21-1 and shank 21-2 are placed on the top surface of V-type cushion block 19, so that 21 upper body of patient is lain low in bed body 18, at this moment patient 21 Thigh 21-1 and shank 21-2 V-shaped wave crest shape supports, then to 2 inflation of inflation set, to the thigh in patient 21 that is locked At 21-1, and the lower ends thigh 21-1 are displaced downwardly to (since the thigh 21-1 and shank 21-2 bendings of patient 21 are placed in V-type pad At 19 top surface of block, so the combination that inflation set 2 when being moved down at thigh 21-1, can be stuck between thigh 21-1 and shank 21-2 Place), then drawstring 3 is fixed on connector 2-1 at, and allen wrench 15 is utilized to shake cylindrical shaft 9 manually, worm screw 8 drives the rotation of worm gear 7 Turning, and then drives I-beam wheel 5-4 synchronous rotaries, the drawstring 3 being fixed on I-beam wheel 5-4 is wrapped up in by receipts, to tense drawstring 3, into And 21 thigh 21-1 movements of patient are pulled, since V-type cushion block 19 is by the blocking of blocking fast 20, V-type cushion block 19 does not move, patient 21 thigh 21-1 is moved obliquely, to which when pulling thigh 21-1, the femur on thigh 21-1 drives hipbone at a slow speed Average rate moves down, so as to precisely align at sacro-iliac joints, then artificial pressing hip replacement, for manually pulling limbs, this side Formula pulls limbs force evenly, it is easier to which control, and the positive and negative rotation of cylindrical shaft 9 can effectively control the tensioning of drawstring 3 It unclasps, is conducive to the control to drawstring 3, reduces the burden of doctor；Worm and gear has the characteristic of reverse self-locking, can only pass through worm screw Worm gear is driven, worm screw cannot be driven by worm gear, other complicated self-locking structures are reduced, in turn ensure using effect；V-type cushion block 19 effect is, when limbs are towed, thigh 21-1, which is raised, can make to be conducive to pelvis-repositioning not by gravity at acetabular bone, can also Make, in bending setting between the thigh 21-1 of patient 21 and shank 21-2, to be fixed on the lower ends thigh 21-1 conducive to inflation set 2, block Binding site between thigh 21-1 and knee prevents inflation set 2 when drawing thigh 21-1, is detached from from thigh 21-1 Problem；Inflation set 2 is fixed on thigh 21-1, is fixed on thigh 21-1 due to being flexible, so being tied up to relative to bandage Patient draws leg, and the blood vessel constriction of leg will not be made to block, and will not cause patient leg is numb (or to cause leg swollen It is swollen) the case where occur, the more conducively prolonged traction to patient leg is worthy of popularization；If feeling is pulled using interior hexagonal Hand 15 draws drawstring 3 and feels still too tired, that can utilize electric traction mechanism 16 to draw retaining mechanism 5, its working principle is that： Three 16-1 of support plate is fixed on by hexagon socket head cap screw 16-9 at two 5-1 of support plate, then positive six rib on force transmission element 16-3 At one 16-6a of interior hexagonal groove, the one 16-3a installation cooperations of regular hexagonal prism body are recessed in interior hexagonal for cylinder three 16-3c installation cooperations At slot 11, it is stuck at two 16-3b of regular hexagonal prism body followed by limit clip 17, then can starts direction switch 16-8 The positive and negative rotation of control servomotor 16-5 to which control is to the positive and negative rotation of cylindrical shaft 9, and then controls drawstring 3 to limbs It draws and unclasps, the numerical value real-time display of tractive force is used for control tractive force on LED display 16-7, also allows for traction Force data is acquired to be fabricated to traction standard, if to remove electric traction mechanism 16, it is only necessary to limit clip 17 It is taken out from two 16-3b of regular hexagonal prism body, then moves one 16-3a of regular hexagonal prism body, make one 16-3a of regular hexagonal prism body and positive six Hypotelorism between three 16-3c of prism and less than from the spacing between one 16-6a of interior hexagonal groove and interior hexagonal groove 11, Force transmission element 16-3 is taken out, then unscrews hexagon socket head cap screw 16-9, under electric traction mechanism 16 is dismantled from two 5-1 of support plate Come, it is easy to operate, quick；The components such as inflation set 2, drawstring 3, retaining mechanism 5, electric traction mechanism 16 are all made of can high temperature Sterilize material.
Although the present invention is shown and described by reference to preferred embodiment, this profession ordinary skill Personnel can make various variation in form and details it is to be appreciated that in the range of claims.

Claims (3)

1. limbs draft gear in a kind of art, including support plate one (1) and I-beam wheel (5-4), the I-beam wheel (5-4) includes circle Column tube (5-4a) and the backplate (5-4b) for being fixed on the both sides cylindrical tube (5-4a), it is characterized in that：The side of the support plate one (1) Portion is equipped with inflation set (2), and the end of the inflation set (2) is fixed with connector (2-1), and the side of each connector (2-1) is equipped with Drawstring (3) is equipped with the pulley (4) for guiding drawstring (3) in the support plate one (1), and the side of the pulley (4) is equipped with Tensioning mechanism (5)；The tensioning mechanism (5) include support plate two (5-1) that is vertical and being horizontally fixed in support plate one (1), It is fixed with bearing block (5-2) in support plate two (5-1), shaft (5-3), the I-beam wheel are installed on the bearing block (5-2) (5-4) is mounted in shaft (5-3) and links with shaft (5-3)；Shaft (5-3) end is fixed with same with shaft (5-3) The worm gear (7) of the heart, worm gear (7) gear are engaged with worm screw (8), and the both sides of the worm screw (8) are all fixed with and worm screw (8) cylindrical shaft (9) being coaxially disposed, is fixed with the bearing block two (10) of a pair of opposing in the support plate two (5-1), and two The cylindrical shaft (9) is mounted on two bearings seat two (10), and the end face outside of the cylindrical shaft (9) is provided with interior hexagonal groove (11)；One end of the drawstring (3) is fixed at connector (2-1), and the other end of the drawstring (3) is fixed on cylindrical tube (5-4a) Outer surface；
The side of the support plate two (5-1) is equipped with electric traction mechanism (16), and the electric traction mechanism (16) includes support Plate three (16-1), the torque sensor (16-2) being fixed on the top support plate three (16-1), the torque sensor (16-2) One end shaft side is equipped with force transmission element (16-3), and retarder (16- is fixed in torque sensor (16-2) other end shaft 4), the lateral engagement of the retarder (16-4) has servo motor (16-5)；The force transmission element (16-3) includes regular hexagonal prism body One (16-3a) and positive six rib for being less than regular hexagonal prism body one (16-3a) with center line and section with regular hexagonal prism body one (16-3a) The side of cylinder two (16-3b), the regular hexagonal prism body one (16-3a) is equipped with regular hexagonal prism body three (16-3c), positive six rib The outer end face of cylinder three (16-3c) is provided with section and the matched interior hexagonal groove channel of regular hexagonal prism body two (16-3b) size (16a-3c), the regular hexagonal prism body two (16-3b) are plugged at interior hexagonal groove channel (16a-3c), the torque sensor The cylindrical piece (16-6) being coaxially disposed with its shaft, the outer end face of the cylindrical piece (16-6) are fixed in the shaft of the one end (16-2) On be provided with cross-sectional sizes and the matched interior hexagonal groove one (16-6a) of regular hexagonal prism body one (16-3a)；The regular hexagonal prism body one (16-3a) coordinates in interior hexagonal groove one (16-6a), and the regular hexagonal prism body three (16-3c) coordinates in interior hexagonal groove (11) at, card has limit clip (17) at the regular hexagonal prism body two (16-3b)；It is fixed in the support plate three (16-1) LED display (16-7) and direction switch (16-8), the LED display (16-7), direction switch (16-8), servo motor (16-5), torque sensor (16-2) connection；The side of the support plate two (5-1) is provided with card slot (5-1a), the branch The front end of fagging three (16-1) is fixed with the fixture block (16-1a) with card slot (5-1a) cooperation, and the fixture block (16-1a) is stuck in card It is fastened at slot (5-1a) and with hexagon socket head cap screw (16-9).
2. limbs draft gear in art according to claim 1, it is characterized in that：The inner surface of the cylindrical tube (5-4a) with It is all provided with keyway (13) on the outer surface of shaft (5-3), flat key (12) is installed in the keyway (13).
3. limbs draft gear in art according to claim 1, it is characterized in that：It is solid on the surface of the support plate one (1) Surely there is buckle (14), allen wrench (15) is installed at the buckle (14).
CN201610225578.6A 2016-04-12 2016-04-12 Limbs draft gear in art Active CN105726076B (en)

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CN106492315B (en) * 2016-12-01 2019-07-05 中国人民解放军第四军医大学 A kind of dedicated body fixing rack of department of anesthesia
CN106859710B (en) * 2016-12-30 2019-05-14 丽水市人民医院 Device in art for comminuted calcaneal fracture exposure
CN107361783A (en) * 2017-08-31 2017-11-21 常州亨杰医疗器械有限公司 Spinal compression has an X-rayed reset retractor
CN111588536B (en) * 2020-05-25 2022-07-26 上海佑艾健康科技有限公司 Measuring instrument and physiotherapy mechanism for pelvic bone repair
CN111700762B (en) * 2020-07-13 2021-12-21 西安交通大学医学院第一附属医院 Machine tool for treating head and face skin diseases

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1106646A (en) * 1994-10-20 1995-08-16 李根民 Multi-functional orthopedic suspension
CN2810532Y (en) * 2005-07-01 2006-08-30 张锦明 Multiple-joint traction bed
CN201453443U (en) * 2009-09-15 2010-05-12 贾广田 Inflatable lumbar traction band
US20120265114A1 (en) * 2011-04-13 2012-10-18 Kang Abraham A Stretcher and method of stretching lower body
CN105342736A (en) * 2015-11-02 2016-02-24 吴红宇 Thoracolumbar spine and cervical vertebra physiotherapy integrated machine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1106646A (en) * 1994-10-20 1995-08-16 李根民 Multi-functional orthopedic suspension
CN2810532Y (en) * 2005-07-01 2006-08-30 张锦明 Multiple-joint traction bed
CN201453443U (en) * 2009-09-15 2010-05-12 贾广田 Inflatable lumbar traction band
US20120265114A1 (en) * 2011-04-13 2012-10-18 Kang Abraham A Stretcher and method of stretching lower body
CN105342736A (en) * 2015-11-02 2016-02-24 吴红宇 Thoracolumbar spine and cervical vertebra physiotherapy integrated machine

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